In a small sleepy town with bloody history, nestled in the Rhodope, the Balkans’ most mysterious mountain keeping the legend of Orpheus and the creepy Devil’s Throat cave that took him to the Realm of the Dead, local police officer Philip and profiler Mia from Sofia launch an investigation into a series of mysterious crimes. Their endeavour takes them to an arduous travel into a kingdom of shadows hiding a big story that is set to become very personal. The team will face the strenuous weight of the truth about the killer, whose blood flows inside the veins of one of them…